MPEC 2019-J142: OBSERVATIONS AND ORBITS OF COMETS (*)
MPEC 2018-S50 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2018-F152: OBSERVATIONS AND ORBITS OF COMETS
MPEC 2018-B155: OBSERVATIONS AND ORBITS OF COMETS
MPEC 2017-J52 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2017-E59 : OBSERVATIONS AND ORBITS OF COMETS
MPEC 2005-B48 : OBSERVATIONS OF COMETS
MPEC 2004-V80 : OBSERVATIONS OF COMETS